
Senior AWS Cyber Engineer
Required skills
- AWS
- Cybersecurity
- Security Engineer
- AWS CLI
- Ansible Playbooks
- Tenable Nessus
- STIGs
- Security+ CE
- CySA+
- DoD Secret security clearance
Nice to have
- USAF Cloud One
- Platform 1
- EvalSTIG
- STIG Manager
- Zero Trust Architecture
- Linux
Role summary
Leidos is seeking a Senior AWS Cyber Engineer to support the U.S. Air Force Cloud One Architecture and Common Shared Services contract. This role focuses on modernizing a global-scale multi-cloud environment, ensuring USAF system resiliency, security, and cost-effectiveness. Responsibilities include designing, deploying, and maintaining AWS SIPRNet environments, serving as a Subject Matter Expert for cybersecurity requirements and tooling, operating compliance and monitoring tools, documenting vulnerabilities, and ensuring compliance with various security standards and STIG/SRG requirements. The position requires a Bachelor's degree with 8+ years of relevant experience or a Master's with 6+ years, 6+ years of cloud experience, U.S. citizenship, an active DoD Secret clearance, and specific certifications.
Leidos was awarded the U.S. Air Force Cloud One Architecture and Common Shared Services contract and currently has an opening for a Senior AWS Cyber Engineer supporting Amazon Web Services (AWS) cloud environments. This is an exciting opportunity to use your experience to modernize a leading, global-scale multi-cloud environment in support of a critical mission, supporting USAF system resiliency, security, and cost effectiveness.
Location:
This position will be full-time onsite and may require travel to support customer or corporate meetings near Hanscom AFB (Boston, MA).
Primary Responsibilities Include:
- Design, deploy, configure, operate, and maintain authorizations and accreditation of the C1 Architecture for AWS SIPRNet environments.
- Serve as Subject Matter Expert (SME) for all IT stakeholders involved with system design, system builds, and Authority to Operate (ATO) efforts on cybersecurity requirements and tooling.
- Operate, configure and maintain various compliance tools/services including ACAS/Nessus scanners; AWS Inspector; AWS Security Hub to detect misconfigurations and threats; and other Cloud Native Services.
- Monitor and query various logging and event monitoring tools/services including CloudTrail; AWS Config; GuardDuty; and other Cloud Native Services.
- Document technical mitigation details, compile raw scan exports, generate vulnerability reports, create and maintain system Plan of Action and Milestones (POA&M).
- Continuously monitor system resources through automated scanning and implement automated reporting feeds to support cybersecurity authorizations.
- Ensure compliance with SCCA, Cloud Computing SRG, and other STIG/SRG requirements.
- Create RMF-required authorization-related documentation and artifacts and support ATO sustainment activities.
- Verify patch compliance using the approved technical solutions and conduct remediation activities.
- Provide and execute a plan for enterprise vulnerability and compliance scanning.
- Implementation of security procedures, and verify information system security requirements, including coordinating the execution, review, and disposition of STIG checklists for systems, applications, developed code and other components.
- Participate in regular briefings with the customer on cybersecurity status, including preparing briefing materials
- Prepare detailed technical documentation to support development and operational processes
- Collaborate with team members and provide mentorship to junior staff, fostering a learning environment
Minimum Qualifications:
- Bachelors and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience or equivalent experience.
- Must have 6+ years of experience with cloud hosted systems and/or applications.
- U.S. citizenship is required due to contract requirements.
- Must possess an active DoD Secret security clearance.
- Certifications: DoD 8570/8140 IAT Level II baseline certification (e.g., Security+ CE, CySA+, or equivalent)
- AWS Certified Security – Specialty
- ACAS Certified – Supervisor/Operator
- Hands-on experience with AWS CLI, Ansible Playbooks, Tenable Nessus, and implementing and remediating DISA Security Technical Implementation Guides (STIGs).s
Preferred Qualifications:
- Experience with USAF Cloud One or Platform 1
- Experience with automation/tools like EvalSTIG, STIG Manager, Ansible etc.
- Experience with Zero Trust Architecture
- Linux (RHEL) and/or Microsoft Windows Server administration certifications
- Certifications: CISSP or equivalent (IAT-3)
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting:
October 6, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $107,900.00 - $195,050.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Sample Leidos interview questions
- 1
What are the key considerations when designing a highly available and consistent service registry?
system designmedium - 2
Buildings with an Ocean View Find all buildings that have an ocean view. Input: heights = [1,2,3,4] Output: [3] Explanation: Since the ocean is to the right, only the rightmost tallest building (index 3) is not blocked by any others.
codingmedium - 3
Merge K Sorted Linked Lists Merge K sorted linked lists. Input: lists = [[2,2,3],[1,5]] Output: [1,2,2,3,5] Explanation: Extracts the smallest current node iteratively using a priority queue to build a single merged and sorted linked list.
codingmedium - 4
Optimal Meeting Point Calculate the optimal meeting point for multiple people on a 2D grid. Input: grid = [[1,0],[0,1]] Output: 2 Explanation: The optimal meeting point is either (0,1) or (1,0), requiring exactly 1 step from each person resulting in a total distance of 2.
codingmedium - 5
Maximize the minimum distance between aggressive cows in stalls. Input: stalls = [0,4,3,7,10,9], cows = 3 Output: 4 Explanation: Placing the cows at positions 0, 4, and 10 yields a maximum possible minimum distance of 4 between any two cows.
codingmedium
Get started to unlock a personalized interview prep pack for this role.
Similar roles
Full Stack DeveloperLeidos · Ashburn, VA · Hybrid
Senior Software EngineerLeidos · Huntsville, AL · Onsite
Cyber Engineer IVOceaneering · Hanover, MD · Onsite
Cloud Cyber Engineer (Linux)CACI International Inc · Sterling · Onsite
Principal Systems Security Cyber Engineer - Contingent (Onsite - Aurora, CO) TS/SCI requiredRTX · Aurora, CO · Onsite
Senior Principal Cyber EngineerSAIC · San Diego, CA · Onsite
